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Share-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2016
Share-Based Compensation [Abstract]  
Stock Option Plan Activity
Stock option activity for the nine months ended September 30, 2016 is summarized below:

  
Shares
  
Weighted
Average
Exercise
Price
 
Weighted
Average
Remaining
Contractual
Life
(in years)
 
Aggregate
Intrinsic
Value
(in thousands)
 
Options outstanding, January 1, 2016
  
74,960
  
$
20.05
     
Granted
  
0
   
0
     
Exercised
  
0
   
0
     
Canceled or expired
  
(7,480
)
  
20.05
     
Options outstanding, September 30, 2016
  
67,480
  
$
20.05
   
1.04
  
$
41
 
Options exercisable, September 30, 2016
  
67,480
  
$
20.05
   
1.04
  
$
41